241. As well as heat and light, the Sun is the source of a continuous stream of atomic particles known as the solar wind. (A) As well as heat and light, the Sun is the source of a continuous stream (B) Besides heat and light, also the Sun is the source of a continuous stream (C) Besides heat and light, the Sun is also the source of a continuous streaming (D) The Sun is the source not only of heat and light, but also of a continuous stream (E) The Sun is the source of not only heat and light but, as well, of a continuous streaming C和D有什么区别吗？请NN出手释疑。先谢谢了